Improve CSScomb support

Add setting for custom config file path and support for CSON in addition to the standard JSON config.

Signed-off-by: Daniel Bayley <daniel.bayley@me.com>

docs/options.md

@@ -495,6 +495,58 @@ If in CSS values leading 0s immediately preceeding a decimal should be removed o
 }
 ```
 
+####  [CSS - comb custom config file](#css---comb-custom-config-file) 
+
+**Namespace**: `css`
+
+**Key**: `configPath`
+
+**Type**: `string`
+
+**Supported Beautifiers**:  [`CSScomb`](#csscomb) 
+
+**Description**:
+
+Path to custom CSScomb config file, used in absense of a `.csscomb.json` or `.csscomb.cson` at the root of your project. (Supported by CSScomb)
+
+**Example `.jsbeautifyrc` Configuration**
+
+```json
+{
+    "css": {
+        "configPath": ""
+    }
+}
+```
+
+####  [CSS - comb predefined config](#css---comb-predefined-config) 
+
+**Namespace**: `css`
+
+**Key**: `predefinedConfig`
+
+**Default**: `csscomb`
+
+**Type**: `string`
+
+**Enum**:  `csscomb`  `yandex`  `zen` 
+
+**Supported Beautifiers**:  [`CSScomb`](#csscomb) 
+
+**Description**:
+
+Used if neither a project or custom config file exists. (Supported by CSScomb)
+
+**Example `.jsbeautifyrc` Configuration**
+
+```json
+{
+    "css": {
+        "predefinedConfig": "csscomb"
+    }
+}
+```
+
 ####  [D - Config Path](#d---config-path) 
 
 **Namespace**: `d`
@@ -2007,7 +2059,7 @@ Disable C Beautification
 
 **Type**: `string`
 
-**Enum**:  `Uncrustify` 
+**Enum**:  `Uncrustify`  `clang-format` 
 
 **Description**:
 
@@ -2117,7 +2169,7 @@ Disable C++ Beautification
 
 **Type**: `string`
 
-**Enum**:  `Uncrustify` 
+**Enum**:  `Uncrustify`  `clang-format` 
 
 **Description**:
 
@@ -3162,7 +3214,7 @@ Disable Objective-C Beautification
 
 **Type**: `string`
 
-**Enum**:  `Uncrustify` 
+**Enum**:  `Uncrustify`  `clang-format` 
 
 **Description**:
 
@@ -3437,7 +3489,7 @@ Disable Python Beautification
 
 **Type**: `string`
 
-**Enum**:  `autopep8` 
+**Enum**:  `autopep8`  `yapf` 
 
 **Description**:
 
@@ -5942,6 +5994,61 @@ If a terminating comma should be inserted into arrays, object literals, and dest
 ```
 
 
+### CSScomb
+
+####  [CSS - comb custom config file](#css---comb-custom-config-file) 
+
+**Namespace**: `css`
+
+**Key**: `configPath`
+
+**Type**: `string`
+
+**Supported Beautifiers**:  [`CSScomb`](#csscomb) 
+
+**Description**:
+
+Path to custom CSScomb config file, used in absense of a `.csscomb.json` or `.csscomb.cson` at the root of your project. (Supported by CSScomb)
+
+**Example `.jsbeautifyrc` Configuration**
+
+```json
+{
+    "css": {
+        "configPath": ""
+    }
+}
+```
+
+####  [CSS - comb predefined config](#css---comb-predefined-config) 
+
+**Namespace**: `css`
+
+**Key**: `predefinedConfig`
+
+**Default**: `csscomb`
+
+**Type**: `string`
+
+**Enum**:  `csscomb`  `yandex`  `zen` 
+
+**Supported Beautifiers**:  [`CSScomb`](#csscomb) 
+
+**Description**:
+
+Used if neither a project or custom config file exists. (Supported by CSScomb)
+
+**Example `.jsbeautifyrc` Configuration**
+
+```json
+{
+    "css": {
+        "predefinedConfig": "csscomb"
+    }
+}
+```
+
+
 ### Gherkin formatter
 
 ####  [gherkin - Indent size](#gherkin---indent-size) 

package.json

@@ -54,6 +54,10 @@
     {
       "name": "Zhang YANG",
       "url": "https://github.com/ProgramFan"
+    },
+    {
+      "name": "Daniel Bayley",
+      "url": "https://github.com/danielbayley"
     }
   ],
   "engines": {
@@ -83,6 +87,7 @@
     "node-dir": "^0.1.8",
     "node-uuid": "^1.4.3",
     "prettydiff": "^1.12.19",
+    "season": "^5.3.0",
     "space-pen": "^5.1.1",
     "strip-json-comments": "^1.0.2",
     "temp": "^0.8.3",

src/beautifiers/csscomb.coffee

@@ -6,10 +6,13 @@ module.exports = class JSBeautify extends Beautifier
 
   options: {
     # TODO: Add support for options
-    CSS: false
-    LESS: false
-    Sass: false
-    SCSS: false
+    _:
+      configPath: true
+      predefinedConfig: true
+    CSS: true
+    LESS: true
+    Sass: true
+    SCSS: true
   }
 
   beautify: (text, language, options) ->
@@ -18,16 +21,22 @@ module.exports = class JSBeautify extends Beautifier
 
       # Require
       Comb = require('csscomb')
+      expandHomeDir = require('expand-home-dir')
+      CSON = require('season')
 
       config = null
+      try # Load from project config file, throwing error if neither exist
+        project = atom.project.getDirectories()?[0]
         try
-        # Load from Project's .csscomb.json
-        projectConfigPath = atom.project.getDirectories()?[0]?.resolve('.csscomb.json')
-        config = require(projectConfigPath) # Will throw error if does not exist
-      catch e
-        # Fallback to csscomb
-        config = Comb.getConfig('csscomb')
-        # TODO: Add support to select CSSComb predefined config's name
+          config = CSON.readFileSync(project?.resolve '.csscomb.cson')
+        catch
+          config = require(project?.resolve '.csscomb.json')
+      catch
+        try # Load from custom config
+          config = CSON.readFileSync(expandHomeDir options.configPath)
+        catch
+          # Fallback to [selected] CSScomb predifined config
+          config = Comb.getConfig(options.predefinedConfig)
       # console.log('config', config, options)
       # Configure
       comb = new Comb(config)

src/languages/css.coffee

@@ -83,4 +83,16 @@ module.exports = {
       default: false
       description: "If in CSS values leading 0s immediately preceeding \
                 a decimal should be removed or prevented."
+    configPath:
+      title: "comb custom config file"
+      type: 'string'
+      default: ""
+      description: "Path to custom CSScomb config file, used in absense of a \
+                `.csscomb.json` or `.csscomb.cson` at the root of your project."
+    predefinedConfig:
+      title: "comb predefined config"
+      type: 'string'
+      default: "csscomb"
+      description: "Used if neither a project or custom config file exists."
+      enum: ["csscomb", "yandex", "zen"]
 }